Africa's golden hour: Stunning images of the African savannah at sunset show lions and giraffes silhouetted against the sky. Photographer Clement Kiragu, 39, stalks his subjects in the African ...

In these amazing pictures taken by British photographer Paul Goldstein, a rainbow provides a beautiful backdrop for Nariku the leopard's high hiding place from a lion patrolling below.

See 'sunset wars' pictures of national parks' amazing skies. To encourage a love of nature, two national parks started the internet’s most wholesome war.